Trajan, AR Denarius, 103-111, RomeIMP TRAIANO AVG GER DAC P M TR PLaureate head right, drapery over left shoulderCOS V P P S P Q R OPTIMO PRINCDacia, mourning, wearing pointed cap, seated left on a pile of arms and shieldsDAC CAP in exergue 18mm x 20mm, 3.29g